1.

Which of the following reaction does not take place?

Answer»

`Cu + underset (conc) (2HC1) toCuC1_(2) + H_(2)`
`Cu + underset (conc) (2H_(2)SO_(4)) OVERSET (Heat) (RARR)CuSO_(4) + SO_(2) + 2H_(2) O`
`3Cu + underset (DILUTE) (8HNO_(3)) to 3Cu(NO_(3))_(2) + 2NO + 4H_(2)O`
`Cu + 2AgNO_(3) to Cu(NO_(3))_(2) + 2Ag`

Answer :A


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